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TLS Online TPP Program

#Question id: 9593

The lower-energy orbital of the positively charged oxidized reaction centre chlorophyll has a vacancy and can accept an electron If the acceptor molecule donates its electron back to the reaction centre chlorophyll, What will happened?

#SCPH05 I Biotechnology
  1. The system will be returned to the state that existed before the light excitation, and all the absorbed energy will be converted into heat
  2. The system will be returned to the state that existed before the light excitation, because there is no way to  returned  back to the reaction centre
  3. The system will be returned to the state that existed before the light excitation, and all the absorbed energy will be converted into emission of light
  4. System will be returned to the state that existed before the light excitation, and all the absorbed energy will be converted into re-emitting energy as a photon
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TLS Online TPP Program

#Question id: 19851

#SCPH05 I Biotechnology

A thermodynamic state function is
TLS Online TPP Program

#Question id: 17209

#I Life Science/ Life Sciences Group – I-V

Which one of the following is a database of protein sequence motifs?
TLS Online TPP Program

#Question id: 18637

#I Life Science/ Life Sciences Group – I-V

The number of rooted trees (NR) for n taxa is ______
TLS Online TPP Program

#Question id: 15697

#SCPH05 I Biotechnology

Which of the following does not describe PAM matrices?
TLS Online TPP Program

#Question id: 87

#I Life Science/ Life Sciences Group – I-V

The compounds α-D-fructofuranose and β-D-fructofuranose are ________.